Wall charger



FIG. 1 is a front perspective view of a wall charger showing my new design;

FIG. 2 is a rear perspective view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a right side elevational view thereof;

FIG. 7 is a top plan view thereof;

FIG. 8 is a bottom plan view thereof; and,

FIG. 9 is a front perspective view thereof in an environment of use.

The broken lines depict portions of the wall charger and environmental subject matter which form no part of the claimed design. 

CLAIM The ornamental design for a wall charger, as shown and described. 